001 429 91 44 Relay Valve for Mercedes-Benz

What does a relay valve do?

This relay valve plays a critical role in the compressed air brake system of heavy commercial vehicles by managing rapid air pressure transfer via a pilot signal. It ensures that braking force is applied efficiently and reliably across the system, contributing to the overall safety and responsiveness of the vehicle's braking performance.

Vehicle compatibility and application

Designed for compatibility with Mercedes-Benz trucks, this component is engineered to meet strict industrial standards for durability. It is specifically suited for heavy-duty applications where consistent pneumatic control is required to manage braking force in various driving conditions.

Technical specifications and installation

The unit features specific technical specifications including an M22x1.5 port, an M16x1.5 port, and an additional M16x1.5 port, supporting a maximum operating pressure of 8 BAR. Maintenance technicians should ensure all connections are secure and check the pneumatic lines for any obstructions during installation to maintain optimal performance.

Maintenance and troubleshooting

Regular inspection of the valve body and sealing components is recommended to prevent air leaks in the braking circuit. For professional installation and to ensure correct fitment within the vehicle's pneumatic circuit, consult your authorized distributor.

OE cross-reference

303.01.0005 (Relay Valve Relay Valves) is the equivalent of the Mercedes-Benz OE number. This part directly replaces Mercedes-Benz OE number 0014299144.